System and methods for recording broadcast programs, converting the programs and managing the storage in a digital media playback device
US7206500B1 · kind B1 · utility
8Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 23, 2003 |
| Grant date | Apr 17, 2007 |
| Priority date | — |
| Expiry date | Nov 12, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04H60/39
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
This disclosure deals with the management of recording programs from Radio Frequency transmissions converting such transmissions into alternative formats and managing the ‘freshness’ of content which is placed in the memory of a portable digital media playback device. Specifically this disclosure deals with the mechanisms to automate the memory management functions in a variety of ways that allow for two-way communication about content usage in the portable device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.